Remote Code Execution

Affecting com.alibaba:fastjson artifact, versions [,1.2.25)

Overview

com.alibaba:fastjson is a fast JSON parser/generator for Java.

Affected versions of this package are vulnerable to Remote Code Execution. It allows remote attackers to execute arbitrary code via a crafted JSON request, as it did not properly deserialise object arrays when parsing JSON objects.

Remediation

Upgrade com.alibaba:fastjson to version 1.2.25 or higher.

References

Do your applications use this vulnerable package?

CVSS Score

9.0
high severity
  • Attack Vector
    Network
  • Attack Complexity
    High
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Changed
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C
Credit
Unknown
CVE
CVE-2017-18349
CWE
CWE-94
Snyk ID
SNYK-JAVA-COMALIBABA-73578
Disclosed
26 Dec, 2017
Published
23 Jan, 2019